Convert gallons to liters
Enter the value to convert from gallon (us) to liter.
OR
3 liters 785.4 milliliters
How to Convert Gallon (US) to Liter
Converting gallon (us) to liter is straightforward using our conversion calculator.
Conversion Formula
L = gal × 3.7854118Reverse conversion: Convert liters to gallons
Comparison: Gallon-us vs Liter
When to Use Each Unit
Gallon-us: Primary volume unit in the United States for fuel, milk, paint, and other liquids. Used in some Latin American countries.
Liter: Standard volume unit worldwide for liquids, cooking, fuel, and most commercial applications. Used in all metric countries and scientific contexts.
Common Conversion Values
- 1 US gal = 3.785 L
- 1 US gal = 4 US qt
- 1 US gal = 8 US pt
- 1 US gal ≈ 0.833 Imperial gal
About US
Definition: The US gallon is a unit of volume used in the United States, equal to 3.785 liters or 231 cubic inches.
History: Defined in 1832 based on the wine gallon. Differs from Imperial gallon used in UK and Commonwealth countries.
Current Use: Primary volume unit in the United States for fuel, milk, paint, and other liquids. Used in some Latin American countries.
Examples: Car fuel tank: 12-25 gallons, milk jug: 1 gallon, paint can: 1-5 gallons, pool: 15,000-30,000 gallons
About Liter
Definition: The liter (symbol: L) is a metric unit of volume equal to one cubic decimeter. Defined as the volume of one kilogram of water at maximum density.
History: Introduced in 1795 during the French Revolution as part of the metric system. Originally defined as one cubic decimeter, redefined multiple times for precision.
Current Use: Standard volume unit worldwide for liquids, cooking, fuel, and most commercial applications. Used in all metric countries and scientific contexts.
Examples: Beverage bottles: 0.5-2L, car fuel tank: 40-80L, swimming pool: 20,000-100,000L, cooking recipes: 0.1-2L